Process for the preparation of polyoxyalkylene block polyethers

Details Process for the preparation of polyoxyalkylene block polyethers Process for the preparation of polyoxyalkylene block polyethers

1986-11-20

1988-08-16

Pertilla, Theodore E.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525409, 528409, 528417, 528421, 568613, C08L 7102

Patent

active

047645679

ABSTRACT:
Polyoxyalkylene block polyether polyols having enhanced physical properties are prepared by catalyzing the ethylene oxide addition with cesium hydroxide or mixtures of cesium hydroxide with other basic catalysts. These polyethers are especially useful in surface active applications.

REFERENCES:
patent: 3393243 (1968-07-01), Cuscurida

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